3016673
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Platelet Antigen Genotyping Panel, Fetal

HPAGENO FE
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Additional Technical Information

Ordering Recommendation

Fetal genotyping to assess risk for alloimmune thrombocytopenia. For parental or neonatal testing, refer to Platelet Antigen Genotyping Panel (3000193).

Methodology

Polymerase Chain Reaction (PCR)/Fluorescence Monitoring/Fragment Analysis

Performed

Varies

Reported

7-14 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Fetal genotyping: Amniotic fluid
Cultured amniocytes: Two T-25 flasks at 80 percent confluency.
If the client is unable to culture, order test Cytogenetics Grow and Send (ARUP test code 0040182) in addition to this test and ARUP will culture upon receipt (culturing fees will apply). If you have any questions, contact ARUP's Genetics Processing at 800-522-2787 ext. 3301.
AND Maternal cell contamination specimen: Lavender (EDTA), pink (K2EDTA), or yellow (ACD solution A or B).

Specimen Preparation

Amniotic fluid: Transport 10 mL amniotic fluid in a sterile container. (Min: 5 mL)
OR Cultured amniocytes: Transport two T-25 flasks at 80 percent confluency filled with culture media. Backup cultures must be retained at the client's institution until testing is complete.
Maternal cell contamination specimen: Transport 3 mL whole blood. (Min: 1 mL)
Whole blood (parental genotyping): Transport 3 mL whole blood. (Min: 1 mL)

Storage/Transport Temperature

Amniotic fluid, cultured amniocytes: CRITICAL ROOM TEMPERATURE. Must be received within 48 hours of shipment due to lability of cells.
Whole blood or maternal cell contamination specimen: Refrigerated.

Unacceptable Conditions

Frozen specimens in glass collection tubes.

Remarks
Stability

Fetal specimens Amniotic fluid or cultured amniocytes: Ambient: 48 hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Whole blood or maternal cell contamination specimen: Ambient: 72 hours; Refrigerated: 1 week; Frozen: 1 month

Reference Interval

Interpretive Data

Refer to report.

Counseling and informed consent are recommended for genetic testing. Consent forms are available online.

Compliance Category

Modified FDA

Note

Please submit maternal specimen if amniotic fluid is bloody.  Maternal specimen is recommended for proper test interpretation; order Maternal Cell Contamination, Maternal Specimen.

Hotline History

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
08/21/2023
X
N/A

CPT Codes

81105; 81106; 81107; 81108; 81109; 81110; 81112; 81265 Fetal Cell Contamination (FCC)

Are you an ARUP Client? Click here for your pricing.

Components

Component Test Code* Component Chart Name LOINC
0050548 Maternal Contamination Study Fetal Spec 59266-7
0050612 Maternal Contam Study, Maternal Spec 66746-9
3001173 Platelet Antigen 1 Genotyping
3001174 Platelet Antigen 2 Genotyping
3001175 Platelet Antigen 3 Genotyping
3001176 Platelet Antigen 4 Genotyping
3001177 Platelet Antigen 5 Genotyping
3001178 Platelet Antigen 6 Genotyping
3001179 Platelet Antigen 15 Genotyping
3016674 Platelet Antigen Geno Fetal, Interp
3016675 Platelet Antigen Geno, Fetal Specimen
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • HPA platelet antigen genotyping panel
Platelet Antigen Genotyping Panel, Fetal